NEED ANSWERS ASAP!! Find the measures of the missing angles.

Please find all of them!

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

Write each expression in exponential form and find its value. 2 x 2 x 2 x 2

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.